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1985 lines
69 KiB
PHP
1985 lines
69 KiB
PHP
<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Handles DB QBE search
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*
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* @package PhpMyAdmin
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*/
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namespace PMA\libraries;
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use PMA\libraries\URL;
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/**
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* Class to handle database QBE search
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*
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* @package PhpMyAdmin
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*/
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class DbQbe
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{
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/**
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* Database name
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*
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* @access private
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* @var string
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*/
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private $_db;
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/**
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* Table Names (selected/non-selected)
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*
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* @access private
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* @var array
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*/
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private $_criteriaTables;
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/**
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* Column Names
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*
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* @access private
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* @var array
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*/
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private $_columnNames;
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/**
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* Number of columns
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*
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* @access private
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* @var integer
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*/
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private $_criteria_column_count;
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/**
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* Number of Rows
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*
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* @access private
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* @var integer
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*/
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private $_criteria_row_count;
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/**
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* Whether to insert a new column
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*
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* @access private
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* @var array
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*/
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private $_criteriaColumnInsert;
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/**
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* Whether to delete a column
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*
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* @access private
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* @var array
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*/
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private $_criteriaColumnDelete;
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/**
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* Whether to insert a new row
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*
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* @access private
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* @var array
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*/
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private $_criteriaRowInsert;
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/**
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* Whether to delete a row
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*
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* @access private
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* @var array
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*/
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private $_criteriaRowDelete;
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/**
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* Already set criteria values
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*
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* @access private
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* @var array
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*/
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private $_criteria;
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/**
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* Previously set criteria values
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*
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* @access private
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* @var array
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*/
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private $_prev_criteria;
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/**
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* AND/OR relation b/w criteria columns
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*
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* @access private
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* @var array
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*/
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private $_criteriaAndOrColumn;
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/**
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* AND/OR relation b/w criteria rows
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*
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* @access private
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* @var array
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*/
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private $_criteriaAndOrRow;
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/**
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* Large width of a column
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*
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* @access private
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* @var string
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*/
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private $_realwidth;
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/**
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* Minimum width of a column
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*
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* @access private
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* @var int
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*/
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private $_form_column_width;
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/**
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* Selected columns in the form
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*
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* @access private
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* @var array
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*/
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private $_formColumns;
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/**
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* Entered aliases in the form
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*
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* @access private
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* @var array
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*/
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private $_formAliases;
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/**
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* Chosen sort options in the form
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*
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* @access private
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* @var array
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*/
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private $_formSorts;
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/**
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* Chosen sort orders in the form
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*
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* @access private
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* @var array
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*/
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private $_formSortOrders;
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/**
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* Show checkboxes in the form
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*
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* @access private
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* @var array
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*/
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private $_formShows;
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/**
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* Entered criteria values in the form
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*
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* @access private
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* @var array
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*/
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private $_formCriterions;
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/**
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* AND/OR column radio buttons in the form
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*
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* @access private
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* @var array
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*/
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private $_formAndOrCols;
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/**
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* AND/OR row radio buttons in the form
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*
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* @access private
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* @var array
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*/
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private $_formAndOrRows;
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/**
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* New column count in case of add/delete
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*
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* @access private
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* @var integer
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*/
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private $_new_column_count;
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/**
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* New row count in case of add/delete
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*
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* @access private
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* @var integer
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*/
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private $_new_row_count;
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/**
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* List of saved searches
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*
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* @access private
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* @var array
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*/
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private $_savedSearchList = null;
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/**
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* Current search
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*
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* @access private
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* @var SavedSearches
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*/
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private $_currentSearch = null;
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/**
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* Initialize criterias
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*
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* @return static
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*/
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private function _loadCriterias()
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{
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if (null === $this->_currentSearch
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|| null === $this->_currentSearch->getCriterias()
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) {
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return $this;
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}
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$criterias = $this->_currentSearch->getCriterias();
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$_REQUEST = $criterias + $_REQUEST;
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return $this;
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}
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/**
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* Getter for current search
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*
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* @return SavedSearches
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*/
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private function _getCurrentSearch()
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{
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return $this->_currentSearch;
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}
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/**
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* Public Constructor
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*
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* @param string $dbname Database name
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* @param array $savedSearchList List of saved searches
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* @param SavedSearches $currentSearch Current search id
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*/
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public function __construct(
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$dbname, $savedSearchList = array(), $currentSearch = null
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) {
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$this->_db = $dbname;
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$this->_savedSearchList = $savedSearchList;
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$this->_currentSearch = $currentSearch;
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$this->_loadCriterias();
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// Sets criteria parameters
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$this->_setSearchParams();
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$this->_setCriteriaTablesAndColumns();
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}
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/**
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* Sets search parameters
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*
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* @return void
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*/
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private function _setSearchParams()
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{
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$criteriaColumnCount = $this->_initializeCriteriasCount();
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$this->_criteriaColumnInsert = PMA_ifSetOr(
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$_REQUEST['criteriaColumnInsert'],
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null,
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'array'
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);
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$this->_criteriaColumnDelete = PMA_ifSetOr(
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$_REQUEST['criteriaColumnDelete'],
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null,
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'array'
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);
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$this->_prev_criteria = isset($_REQUEST['prev_criteria'])
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? $_REQUEST['prev_criteria']
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: array();
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$this->_criteria = isset($_REQUEST['criteria'])
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? $_REQUEST['criteria']
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: array_fill(0, $criteriaColumnCount, '');
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$this->_criteriaRowInsert = isset($_REQUEST['criteriaRowInsert'])
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? $_REQUEST['criteriaRowInsert']
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: array_fill(0, $criteriaColumnCount, '');
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$this->_criteriaRowDelete = isset($_REQUEST['criteriaRowDelete'])
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? $_REQUEST['criteriaRowDelete']
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: array_fill(0, $criteriaColumnCount, '');
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$this->_criteriaAndOrRow = isset($_REQUEST['criteriaAndOrRow'])
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? $_REQUEST['criteriaAndOrRow']
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: array_fill(0, $criteriaColumnCount, '');
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$this->_criteriaAndOrColumn = isset($_REQUEST['criteriaAndOrColumn'])
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? $_REQUEST['criteriaAndOrColumn']
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: array_fill(0, $criteriaColumnCount, '');
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// sets minimum width
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$this->_form_column_width = 12;
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$this->_formColumns = array();
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$this->_formSorts = array();
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$this->_formShows = array();
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$this->_formCriterions = array();
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$this->_formAndOrRows = array();
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$this->_formAndOrCols = array();
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}
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/**
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* Sets criteria tables and columns
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*
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* @return void
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*/
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private function _setCriteriaTablesAndColumns()
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{
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// The tables list sent by a previously submitted form
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if (PMA_isValid($_REQUEST['TableList'], 'array')) {
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foreach ($_REQUEST['TableList'] as $each_table) {
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$this->_criteriaTables[$each_table] = ' selected="selected"';
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}
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} // end if
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$all_tables = $GLOBALS['dbi']->query(
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'SHOW TABLES FROM ' . Util::backquote($this->_db) . ';',
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null,
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DatabaseInterface::QUERY_STORE
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);
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$all_tables_count = $GLOBALS['dbi']->numRows($all_tables);
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if (0 == $all_tables_count) {
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Message::error(__('No tables found in database.'))->display();
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exit;
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}
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// The tables list gets from MySQL
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while (list($table) = $GLOBALS['dbi']->fetchRow($all_tables)) {
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$columns = $GLOBALS['dbi']->getColumns($this->_db, $table);
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if (empty($this->_criteriaTables[$table])
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&& ! empty($_REQUEST['TableList'])
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) {
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$this->_criteriaTables[$table] = '';
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} else {
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$this->_criteriaTables[$table] = ' selected="selected"';
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} // end if
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// The fields list per selected tables
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if ($this->_criteriaTables[$table] == ' selected="selected"') {
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$each_table = Util::backquote($table);
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$this->_columnNames[] = $each_table . '.*';
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foreach ($columns as $each_column) {
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$each_column = $each_table . '.'
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. Util::backquote($each_column['Field']);
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$this->_columnNames[] = $each_column;
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// increase the width if necessary
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$this->_form_column_width = max(
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mb_strlen($each_column),
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$this->_form_column_width
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);
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} // end foreach
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} // end if
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} // end while
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$GLOBALS['dbi']->freeResult($all_tables);
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// sets the largest width found
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$this->_realwidth = $this->_form_column_width . 'ex';
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}
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/**
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* Provides select options list containing column names
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*
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* @param integer $column_number Column Number (0,1,2) or more
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* @param string $selected Selected criteria column name
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*
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* @return string HTML for select options
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*/
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private function _showColumnSelectCell($column_number, $selected = '')
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{
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$html_output = '';
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$html_output .= '<td class="center">';
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$html_output .= '<select name="criteriaColumn[' . $column_number
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. ']" size="1">';
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$html_output .= '<option value=""> </option>';
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foreach ($this->_columnNames as $column) {
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$html_output .= '<option value="' . htmlspecialchars($column) . '"'
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. (($column === $selected) ? ' selected="selected"' : '') . '>'
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. str_replace(' ', ' ', htmlspecialchars($column))
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. '</option>';
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}
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$html_output .= '</select>';
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$html_output .= '</td>';
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return $html_output;
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}
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/**
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* Provides select options list containing sort options (ASC/DESC)
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*
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* @param integer $column_number Column Number (0,1,2) or more
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* @param string $asc_selected Selected criteria 'Ascending'
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* @param string $desc_selected Selected criteria 'Descending'
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*
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* @return string HTML for select options
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*/
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private function _getSortSelectCell($column_number, $asc_selected = '',
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$desc_selected = ''
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) {
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$html_output = '<td class="center">';
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$html_output .= '<select style="width: ' . $this->_realwidth
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. '" name="criteriaSort[' . $column_number . ']" size="1">';
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$html_output .= '<option value=""> </option>';
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$html_output .= '<option value="ASC"' . $asc_selected . '>'
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. __('Ascending')
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. '</option>';
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$html_output .= '<option value="DESC"' . $desc_selected . '>'
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. __('Descending')
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. '</option>';
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$html_output .= '</select>';
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$html_output .= '</td>';
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return $html_output;
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}
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/**
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* Provides select options list containing sort order
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*
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* @param integer $columnNumber Column Number (0,1,2) or more
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* @param integer $sortOrder Sort order
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*
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* @return string HTML for select options
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*/
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private function _getSortOrderSelectCell($columnNumber, $sortOrder)
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{
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$totalColumnCount = $this->_getNewColumnCount();
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$html_output = '<td class="center">';
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$html_output .= '<select name="criteriaSortOrder[' . $columnNumber . ']">';
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$html_output .= '<option value="1000">'
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. ' </option>';
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for ($a = 1; $a <= $totalColumnCount; $a++) {
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$html_output .= '<option value="' . $a . '"';
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if ($a == $sortOrder) {
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$html_output .= ' selected="selected"';
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}
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$html_output .= '>' . $a . '</option>';
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}
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$html_output .= '</select>';
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$html_output .= '</td>';
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return $html_output;
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}
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/**
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* Returns the new column count after adding and removing columns as instructed
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*
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* @return int new column count
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*/
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private function _getNewColumnCount()
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{
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$totalColumnCount = $this->_criteria_column_count;
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if (! empty($this->_criteriaColumnInsert)) {
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$totalColumnCount += count($this->_criteriaColumnInsert);
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}
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if (! empty($this->_criteriaColumnDelete)) {
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$totalColumnCount -= count($this->_criteriaColumnDelete);
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}
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return $totalColumnCount;
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}
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/**
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* Provides search form's row containing column select options
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*
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* @return string HTML for search table's row
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*/
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private function _getColumnNamesRow()
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{
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$html_output = '<tr class="noclick">';
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$html_output .= '<th>' . __('Column:') . '</th>';
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$new_column_count = 0;
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for (
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$column_index = 0;
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$column_index < $this->_criteria_column_count;
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$column_index++
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) {
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if (isset($this->_criteriaColumnInsert[$column_index])
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&& $this->_criteriaColumnInsert[$column_index] == 'on'
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) {
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$html_output .= $this->_showColumnSelectCell(
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$new_column_count
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);
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$new_column_count++;
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}
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if (! empty($this->_criteriaColumnDelete)
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&& isset($this->_criteriaColumnDelete[$column_index])
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&& $this->_criteriaColumnDelete[$column_index] == 'on'
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) {
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continue;
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}
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$selected = '';
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if (isset($_REQUEST['criteriaColumn'][$column_index])) {
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$selected = $_REQUEST['criteriaColumn'][$column_index];
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$this->_formColumns[$new_column_count]
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= $_REQUEST['criteriaColumn'][$column_index];
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}
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$html_output .= $this->_showColumnSelectCell(
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$new_column_count,
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$selected
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);
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$new_column_count++;
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} // end for
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$this->_new_column_count = $new_column_count;
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$html_output .= '</tr>';
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return $html_output;
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}
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/**
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* Provides search form's row containing column aliases
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*
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* @return string HTML for search table's row
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*/
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private function _getColumnAliasRow()
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{
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$html_output = '<tr class="noclick">';
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$html_output .= '<th>' . __('Alias:') . '</th>';
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$new_column_count = 0;
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for (
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$colInd = 0;
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$colInd < $this->_criteria_column_count;
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$colInd++
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) {
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if (! empty($this->_criteriaColumnInsert)
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&& isset($this->_criteriaColumnInsert[$colInd])
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&& $this->_criteriaColumnInsert[$colInd] == 'on'
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) {
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$html_output .= '<td class="center">';
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$html_output .= '<input type="text"'
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. ' name="criteriaAlias[' . $new_column_count . ']"'
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. ' value="" />';
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$html_output .= '</td>';
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$new_column_count++;
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} // end if
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if (! empty($this->_criteriaColumnDelete)
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&& isset($this->_criteriaColumnDelete[$colInd])
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&& $this->_criteriaColumnDelete[$colInd] == 'on'
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) {
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continue;
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}
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$tmp_alias = '';
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if (! empty($_REQUEST['criteriaAlias'][$colInd])) {
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$tmp_alias
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= $this->_formAliases[$new_column_count]
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= $_REQUEST['criteriaAlias'][$colInd];
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}// end if
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$html_output .= '<td class="center">';
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$html_output .= '<input type="text"'
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. ' name="criteriaAlias[' . $new_column_count . ']"'
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. ' value="' . htmlspecialchars($tmp_alias) . '" />';
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$html_output .= '</td>';
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$new_column_count++;
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} // end for
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$html_output .= '</tr>';
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return $html_output;
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}
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|
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/**
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* Provides search form's row containing sort(ASC/DESC) select options
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*
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* @return string HTML for search table's row
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*/
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private function _getSortRow()
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{
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$html_output = '<tr class="noclick">';
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$html_output .= '<th>' . __('Sort:') . '</th>';
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$new_column_count = 0;
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for (
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$colInd = 0;
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$colInd < $this->_criteria_column_count;
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$colInd++
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) {
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if (! empty($this->_criteriaColumnInsert)
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&& isset($this->_criteriaColumnInsert[$colInd])
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&& $this->_criteriaColumnInsert[$colInd] == 'on'
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) {
|
|
$html_output .= $this->_getSortSelectCell($new_column_count);
|
|
$new_column_count++;
|
|
} // end if
|
|
|
|
if (! empty($this->_criteriaColumnDelete)
|
|
&& isset($this->_criteriaColumnDelete[$colInd])
|
|
&& $this->_criteriaColumnDelete[$colInd] == 'on'
|
|
) {
|
|
continue;
|
|
}
|
|
// If they have chosen all fields using the * selector,
|
|
// then sorting is not available, Fix for Bug #570698
|
|
if (isset($_REQUEST['criteriaSort'][$colInd])
|
|
&& isset($_REQUEST['criteriaColumn'][$colInd])
|
|
&& mb_substr($_REQUEST['criteriaColumn'][$colInd], -2) == '.*'
|
|
) {
|
|
$_REQUEST['criteriaSort'][$colInd] = '';
|
|
} //end if
|
|
|
|
$asc_selected = ''; $desc_selected = '';
|
|
if (isset($_REQUEST['criteriaSort'][$colInd])) {
|
|
$this->_formSorts[$new_column_count]
|
|
= $_REQUEST['criteriaSort'][$colInd];
|
|
// Set asc_selected
|
|
if ($_REQUEST['criteriaSort'][$colInd] == 'ASC') {
|
|
$asc_selected = ' selected="selected"';
|
|
} // end if
|
|
// Set desc selected
|
|
if ($_REQUEST['criteriaSort'][$colInd] == 'DESC') {
|
|
$desc_selected = ' selected="selected"';
|
|
} // end if
|
|
} else {
|
|
$this->_formSorts[$new_column_count] = '';
|
|
}
|
|
|
|
$html_output .= $this->_getSortSelectCell(
|
|
$new_column_count, $asc_selected, $desc_selected
|
|
);
|
|
$new_column_count++;
|
|
} // end for
|
|
$html_output .= '</tr>';
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Provides search form's row containing sort order
|
|
*
|
|
* @return string HTML for search table's row
|
|
*/
|
|
private function _getSortOrder()
|
|
{
|
|
$html_output = '<tr class="noclick">';
|
|
$html_output .= '<th>' . __('Sort order:') . '</th>';
|
|
$new_column_count = 0;
|
|
|
|
for (
|
|
$colInd = 0;
|
|
$colInd < $this->_criteria_column_count;
|
|
$colInd++
|
|
) {
|
|
if (! empty($this->_criteriaColumnInsert)
|
|
&& isset($this->_criteriaColumnInsert[$colInd])
|
|
&& $this->_criteriaColumnInsert[$colInd] == 'on'
|
|
) {
|
|
$html_output .= $this->_getSortOrderSelectCell(
|
|
$new_column_count, null
|
|
);
|
|
$new_column_count++;
|
|
} // end if
|
|
|
|
if (! empty($this->_criteriaColumnDelete)
|
|
&& isset($this->_criteriaColumnDelete[$colInd])
|
|
&& $this->_criteriaColumnDelete[$colInd] == 'on'
|
|
) {
|
|
continue;
|
|
}
|
|
|
|
$sortOrder = null;
|
|
if (! empty($_REQUEST['criteriaSortOrder'][$colInd])) {
|
|
$sortOrder
|
|
= $this->_formSortOrders[$new_column_count]
|
|
= $_REQUEST['criteriaSortOrder'][$colInd];
|
|
}
|
|
|
|
$html_output .= $this->_getSortOrderSelectCell(
|
|
$new_column_count, $sortOrder
|
|
);
|
|
$new_column_count++;
|
|
} // end for
|
|
$html_output .= '</tr>';
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Provides search form's row containing SHOW checkboxes
|
|
*
|
|
* @return string HTML for search table's row
|
|
*/
|
|
private function _getShowRow()
|
|
{
|
|
$html_output = '<tr class="noclick">';
|
|
$html_output .= '<th>' . __('Show:') . '</th>';
|
|
$new_column_count = 0;
|
|
for (
|
|
$column_index = 0;
|
|
$column_index < $this->_criteria_column_count;
|
|
$column_index++
|
|
) {
|
|
if (! empty($this->_criteriaColumnInsert)
|
|
&& isset($this->_criteriaColumnInsert[$column_index])
|
|
&& $this->_criteriaColumnInsert[$column_index] == 'on'
|
|
) {
|
|
$html_output .= '<td class="center">';
|
|
$html_output .= '<input type="checkbox"'
|
|
. ' name="criteriaShow[' . $new_column_count . ']" />';
|
|
$html_output .= '</td>';
|
|
$new_column_count++;
|
|
} // end if
|
|
if (! empty($this->_criteriaColumnDelete)
|
|
&& isset($this->_criteriaColumnDelete[$column_index])
|
|
&& $this->_criteriaColumnDelete[$column_index] == 'on'
|
|
) {
|
|
continue;
|
|
}
|
|
if (isset($_REQUEST['criteriaShow'][$column_index])) {
|
|
$checked_options = ' checked="checked"';
|
|
$this->_formShows[$new_column_count]
|
|
= $_REQUEST['criteriaShow'][$column_index];
|
|
} else {
|
|
$checked_options = '';
|
|
}
|
|
$html_output .= '<td class="center">';
|
|
$html_output .= '<input type="checkbox"'
|
|
. ' name="criteriaShow[' . $new_column_count . ']"'
|
|
. $checked_options . ' />';
|
|
$html_output .= '</td>';
|
|
$new_column_count++;
|
|
} // end for
|
|
$html_output .= '</tr>';
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Provides search form's row containing criteria Inputboxes
|
|
*
|
|
* @return string HTML for search table's row
|
|
*/
|
|
private function _getCriteriaInputboxRow()
|
|
{
|
|
$html_output = '<tr class="noclick">';
|
|
$html_output .= '<th>' . __('Criteria:') . '</th>';
|
|
$new_column_count = 0;
|
|
for (
|
|
$column_index = 0;
|
|
$column_index < $this->_criteria_column_count;
|
|
$column_index++
|
|
) {
|
|
if (! empty($this->_criteriaColumnInsert)
|
|
&& isset($this->_criteriaColumnInsert[$column_index])
|
|
&& $this->_criteriaColumnInsert[$column_index] == 'on'
|
|
) {
|
|
$html_output .= '<td class="center">';
|
|
$html_output .= '<input type="text"'
|
|
. ' name="criteria[' . $new_column_count . ']"'
|
|
. ' value=""'
|
|
. ' class="textfield"'
|
|
. ' style="width: ' . $this->_realwidth . '"'
|
|
. ' size="20" />';
|
|
$html_output .= '</td>';
|
|
$new_column_count++;
|
|
} // end if
|
|
if (! empty($this->_criteriaColumnDelete)
|
|
&& isset($this->_criteriaColumnDelete[$column_index])
|
|
&& $this->_criteriaColumnDelete[$column_index] == 'on'
|
|
) {
|
|
continue;
|
|
}
|
|
if (isset($this->_criteria[$column_index])) {
|
|
$tmp_criteria = $this->_criteria[$column_index];
|
|
}
|
|
if ((empty($this->_prev_criteria)
|
|
|| ! isset($this->_prev_criteria[$column_index]))
|
|
|| $this->_prev_criteria[$column_index] != htmlspecialchars($tmp_criteria)
|
|
) {
|
|
$this->_formCriterions[$new_column_count] = $tmp_criteria;
|
|
} else {
|
|
$this->_formCriterions[$new_column_count]
|
|
= $this->_prev_criteria[$column_index];
|
|
}
|
|
$html_output .= '<td class="center">';
|
|
$html_output .= '<input type="hidden"'
|
|
. ' name="prev_criteria[' . $new_column_count . ']"'
|
|
. ' value="'
|
|
. htmlspecialchars($this->_formCriterions[$new_column_count])
|
|
. '" />';
|
|
$html_output .= '<input type="text"'
|
|
. ' name="criteria[' . $new_column_count . ']"'
|
|
. ' value="' . htmlspecialchars($tmp_criteria) . '"'
|
|
. ' class="textfield"'
|
|
. ' style="width: ' . $this->_realwidth . '"'
|
|
. ' size="20" />';
|
|
$html_output .= '</td>';
|
|
$new_column_count++;
|
|
} // end for
|
|
$html_output .= '</tr>';
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Provides footer options for adding/deleting row/columns
|
|
*
|
|
* @param string $type Whether row or column
|
|
*
|
|
* @return string HTML for footer options
|
|
*/
|
|
private function _getFootersOptions($type)
|
|
{
|
|
$html_output = '<div class="floatleft">';
|
|
$html_output .= (($type == 'row')
|
|
? __('Add/Delete criteria rows') : __('Add/Delete columns'));
|
|
$html_output .= ':<select size="1" name="'
|
|
. (($type == 'row') ? 'criteriaRowAdd' : 'criteriaColumnAdd') . '">';
|
|
$html_output .= '<option value="-3">-3</option>';
|
|
$html_output .= '<option value="-2">-2</option>';
|
|
$html_output .= '<option value="-1">-1</option>';
|
|
$html_output .= '<option value="0" selected="selected">0</option>';
|
|
$html_output .= '<option value="1">1</option>';
|
|
$html_output .= '<option value="2">2</option>';
|
|
$html_output .= '<option value="3">3</option>';
|
|
$html_output .= '</select>';
|
|
$html_output .= '</div>';
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Provides search form table's footer options
|
|
*
|
|
* @return string HTML for table footer
|
|
*/
|
|
private function _getTableFooters()
|
|
{
|
|
$html_output = '<fieldset class="tblFooters">';
|
|
$html_output .= $this->_getFootersOptions("row");
|
|
$html_output .= $this->_getFootersOptions("column");
|
|
$html_output .= '<div class="floatleft">';
|
|
$html_output .= '<input type="submit" name="modify"'
|
|
. 'value="' . __('Update Query') . '" />';
|
|
$html_output .= '</div>';
|
|
$html_output .= '</fieldset>';
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Provides a select list of database tables
|
|
*
|
|
* @return string HTML for table select list
|
|
*/
|
|
private function _getTablesList()
|
|
{
|
|
$html_output = '<div class="floatleft">';
|
|
$html_output .= '<fieldset>';
|
|
$html_output .= '<legend>' . __('Use Tables') . '</legend>';
|
|
// Build the options list for each table name
|
|
$options = '';
|
|
$numTableListOptions = 0;
|
|
foreach ($this->_criteriaTables as $key => $val) {
|
|
$options .= '<option value="' . htmlspecialchars($key) . '"' . $val . '>'
|
|
. (str_replace(' ', ' ', htmlspecialchars($key))) . '</option>';
|
|
$numTableListOptions++;
|
|
}
|
|
$html_output .= '<select name="TableList[]"'
|
|
. ' multiple="multiple" id="listTable"'
|
|
. ' size="' . (($numTableListOptions > 30) ? '15' : '7') . '">';
|
|
$html_output .= $options;
|
|
$html_output .= '</select>';
|
|
$html_output .= '</fieldset>';
|
|
$html_output .= '<fieldset class="tblFooters">';
|
|
$html_output .= '<input type="submit" name="modify" value="'
|
|
. __('Update Query') . '" />';
|
|
$html_output .= '</fieldset>';
|
|
$html_output .= '</div>';
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Provides And/Or modification cell along with Insert/Delete options
|
|
* (For modifying search form's table columns)
|
|
*
|
|
* @param integer $column_number Column Number (0,1,2) or more
|
|
* @param array $selected Selected criteria column name
|
|
* @param bool $last_column Whether this is the last column
|
|
*
|
|
* @return string HTML for modification cell
|
|
*/
|
|
private function _getAndOrColCell(
|
|
$column_number, $selected = null, $last_column = false
|
|
) {
|
|
$html_output = '<td class="center">';
|
|
if (! $last_column) {
|
|
$html_output .= '<strong>' . __('Or:') . '</strong>';
|
|
$html_output .= '<input type="radio"'
|
|
. ' name="criteriaAndOrColumn[' . $column_number . ']"'
|
|
. ' value="or"' . $selected['or'] . ' />';
|
|
$html_output .= ' <strong>' . __('And:') . '</strong>';
|
|
$html_output .= '<input type="radio"'
|
|
. ' name="criteriaAndOrColumn[' . $column_number . ']"'
|
|
. ' value="and"' . $selected['and'] . ' />';
|
|
}
|
|
$html_output .= '<br />' . __('Ins');
|
|
$html_output .= '<input type="checkbox"'
|
|
. ' name="criteriaColumnInsert[' . $column_number . ']" />';
|
|
$html_output .= ' ' . __('Del');
|
|
$html_output .= '<input type="checkbox"'
|
|
. ' name="criteriaColumnDelete[' . $column_number . ']" />';
|
|
$html_output .= '</td>';
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Provides search form's row containing column modifications options
|
|
* (For modifying search form's table columns)
|
|
*
|
|
* @return string HTML for search table's row
|
|
*/
|
|
private function _getModifyColumnsRow()
|
|
{
|
|
$html_output = '<tr class="noclick">';
|
|
$html_output .= '<th>' . __('Modify:') . '</th>';
|
|
$new_column_count = 0;
|
|
for (
|
|
$column_index = 0;
|
|
$column_index < $this->_criteria_column_count;
|
|
$column_index++
|
|
) {
|
|
if (! empty($this->_criteriaColumnInsert)
|
|
&& isset($this->_criteriaColumnInsert[$column_index])
|
|
&& $this->_criteriaColumnInsert[$column_index] == 'on'
|
|
) {
|
|
$html_output .= $this->_getAndOrColCell($new_column_count);
|
|
$new_column_count++;
|
|
} // end if
|
|
|
|
if (! empty($this->_criteriaColumnDelete)
|
|
&& isset($this->_criteriaColumnDelete[$column_index])
|
|
&& $this->_criteriaColumnDelete[$column_index] == 'on'
|
|
) {
|
|
continue;
|
|
}
|
|
|
|
if (isset($this->_criteriaAndOrColumn[$column_index])) {
|
|
$this->_formAndOrCols[$new_column_count]
|
|
= $this->_criteriaAndOrColumn[$column_index];
|
|
}
|
|
$checked_options = array();
|
|
if (isset($this->_criteriaAndOrColumn[$column_index])
|
|
&& $this->_criteriaAndOrColumn[$column_index] == 'or'
|
|
) {
|
|
$checked_options['or'] = ' checked="checked"';
|
|
$checked_options['and'] = '';
|
|
} else {
|
|
$checked_options['and'] = ' checked="checked"';
|
|
$checked_options['or'] = '';
|
|
}
|
|
$html_output .= $this->_getAndOrColCell(
|
|
$new_column_count,
|
|
$checked_options,
|
|
($column_index + 1 == $this->_criteria_column_count)
|
|
);
|
|
$new_column_count++;
|
|
} // end for
|
|
$html_output .= '</tr>';
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Provides Insert/Delete options for criteria inputbox
|
|
* with AND/OR relationship modification options
|
|
*
|
|
* @param integer $row_index Number of criteria row
|
|
* @param array $checked_options If checked
|
|
*
|
|
* @return string HTML
|
|
*/
|
|
private function _getInsDelAndOrCell($row_index, $checked_options)
|
|
{
|
|
$html_output = '<td class="' . $GLOBALS['cell_align_right'] . ' nowrap">';
|
|
$html_output .= '<!-- Row controls -->';
|
|
$html_output .= '<table class="nospacing nopadding">';
|
|
$html_output .= '<tr>';
|
|
$html_output .= '<td class="' . $GLOBALS['cell_align_right'] . ' nowrap">';
|
|
$html_output .= '<small>' . __('Ins:') . '</small>';
|
|
$html_output .= '<input type="checkbox"'
|
|
. ' name="criteriaRowInsert[' . $row_index . ']" />';
|
|
$html_output .= '</td>';
|
|
$html_output .= '<td class="' . $GLOBALS['cell_align_right'] . '">';
|
|
$html_output .= '<strong>' . __('And:') . '</strong>';
|
|
$html_output .= '</td>';
|
|
$html_output .= '<td>';
|
|
$html_output .= '<input type="radio"'
|
|
. ' name="criteriaAndOrRow[' . $row_index . ']" value="and"'
|
|
. $checked_options['and'] . ' />';
|
|
$html_output .= '</td>';
|
|
$html_output .= '</tr>';
|
|
$html_output .= '<tr>';
|
|
$html_output .= '<td class="' . $GLOBALS['cell_align_right'] . ' nowrap">';
|
|
$html_output .= '<small>' . __('Del:') . '</small>';
|
|
$html_output .= '<input type="checkbox"'
|
|
. ' name="criteriaRowDelete[' . $row_index . ']" />';
|
|
$html_output .= '</td>';
|
|
$html_output .= '<td class="' . $GLOBALS['cell_align_right'] . '">';
|
|
$html_output .= '<strong>' . __('Or:') . '</strong>';
|
|
$html_output .= '</td>';
|
|
$html_output .= '<td>';
|
|
$html_output .= '<input type="radio"'
|
|
. ' name="criteriaAndOrRow[' . $row_index . ']"'
|
|
. ' value="or"' . $checked_options['or'] . ' />';
|
|
$html_output .= '</td>';
|
|
$html_output .= '</tr>';
|
|
$html_output .= '</table>';
|
|
$html_output .= '</td>';
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Provides rows for criteria inputbox Insert/Delete options
|
|
* with AND/OR relationship modification options
|
|
*
|
|
* @param integer $new_row_index New row index if rows are added/deleted
|
|
*
|
|
* @return string HTML table rows
|
|
*/
|
|
private function _getInputboxRow($new_row_index)
|
|
{
|
|
$html_output = '';
|
|
$new_column_count = 0;
|
|
for (
|
|
$column_index = 0;
|
|
$column_index < $this->_criteria_column_count;
|
|
$column_index++
|
|
) {
|
|
if (!empty($this->_criteriaColumnInsert)
|
|
&& isset($this->_criteriaColumnInsert[$column_index])
|
|
&& $this->_criteriaColumnInsert[$column_index] == 'on'
|
|
) {
|
|
$orFieldName = 'Or' . $new_row_index . '[' . $new_column_count . ']';
|
|
$html_output .= '<td class="center">';
|
|
$html_output .= '<input type="text"'
|
|
. ' name="Or' . $orFieldName . '" class="textfield"'
|
|
. ' style="width: ' . $this->_realwidth . '" size="20" />';
|
|
$html_output .= '</td>';
|
|
$new_column_count++;
|
|
} // end if
|
|
if (!empty($this->_criteriaColumnDelete)
|
|
&& isset($this->_criteriaColumnDelete[$column_index])
|
|
&& $this->_criteriaColumnDelete[$column_index] == 'on'
|
|
) {
|
|
continue;
|
|
}
|
|
$or = 'Or' . $new_row_index;
|
|
if (! empty($_REQUEST[$or]) && isset($_REQUEST[$or][$column_index])) {
|
|
$tmp_or = $_REQUEST[$or][$column_index];
|
|
} else {
|
|
$tmp_or = '';
|
|
}
|
|
$html_output .= '<td class="center">';
|
|
$html_output .= '<input type="text"'
|
|
. ' name="Or' . $new_row_index . '[' . $new_column_count . ']' . '"'
|
|
. ' value="' . htmlspecialchars($tmp_or) . '" class="textfield"'
|
|
. ' style="width: ' . $this->_realwidth . '" size="20" />';
|
|
$html_output .= '</td>';
|
|
if (!empty(${$or}) && isset(${$or}[$column_index])) {
|
|
$GLOBALS[${'cur' . $or}][$new_column_count]
|
|
= ${$or}[$column_index];
|
|
}
|
|
$new_column_count++;
|
|
} // end for
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Provides rows for criteria inputbox Insert/Delete options
|
|
* with AND/OR relationship modification options
|
|
*
|
|
* @return string HTML table rows
|
|
*/
|
|
private function _getInsDelAndOrCriteriaRows()
|
|
{
|
|
$html_output = '';
|
|
$new_row_count = 0;
|
|
$checked_options = array();
|
|
for (
|
|
$row_index = 0;
|
|
$row_index <= $this->_criteria_row_count;
|
|
$row_index++
|
|
) {
|
|
if (isset($this->_criteriaRowInsert[$row_index])
|
|
&& $this->_criteriaRowInsert[$row_index] == 'on'
|
|
) {
|
|
$checked_options['or'] = ' checked="checked"';
|
|
$checked_options['and'] = '';
|
|
$html_output .= '<tr class="noclick">';
|
|
$html_output .= $this->_getInsDelAndOrCell(
|
|
$new_row_count, $checked_options
|
|
);
|
|
$html_output .= $this->_getInputboxRow(
|
|
$new_row_count
|
|
);
|
|
$new_row_count++;
|
|
$html_output .= '</tr>';
|
|
} // end if
|
|
if (isset($this->_criteriaRowDelete[$row_index])
|
|
&& $this->_criteriaRowDelete[$row_index] == 'on'
|
|
) {
|
|
continue;
|
|
}
|
|
if (isset($this->_criteriaAndOrRow[$row_index])) {
|
|
$this->_formAndOrRows[$new_row_count]
|
|
= $this->_criteriaAndOrRow[$row_index];
|
|
}
|
|
if (isset($this->_criteriaAndOrRow[$row_index])
|
|
&& $this->_criteriaAndOrRow[$row_index] == 'and'
|
|
) {
|
|
$checked_options['and'] = ' checked="checked"';
|
|
$checked_options['or'] = '';
|
|
} else {
|
|
$checked_options['or'] = ' checked="checked"';
|
|
$checked_options['and'] = '';
|
|
}
|
|
$html_output .= '<tr class="noclick">';
|
|
$html_output .= $this->_getInsDelAndOrCell(
|
|
$new_row_count, $checked_options
|
|
);
|
|
$html_output .= $this->_getInputboxRow(
|
|
$new_row_count
|
|
);
|
|
$new_row_count++;
|
|
$html_output .= '</tr>';
|
|
} // end for
|
|
$this->_new_row_count = $new_row_count;
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Provides SELECT clause for building SQL query
|
|
*
|
|
* @return string Select clause
|
|
*/
|
|
private function _getSelectClause()
|
|
{
|
|
$select_clause = '';
|
|
$select_clauses = array();
|
|
for (
|
|
$column_index = 0;
|
|
$column_index < $this->_criteria_column_count;
|
|
$column_index++
|
|
) {
|
|
if (! empty($this->_formColumns[$column_index])
|
|
&& isset($this->_formShows[$column_index])
|
|
&& $this->_formShows[$column_index] == 'on'
|
|
) {
|
|
$select = $this->_formColumns[$column_index];
|
|
if (! empty($this->_formAliases[$column_index])) {
|
|
$select .= " AS "
|
|
. Util::backquote($this->_formAliases[$column_index]);
|
|
}
|
|
$select_clauses[] = $select;
|
|
}
|
|
} // end for
|
|
if (!empty($select_clauses)) {
|
|
$select_clause = 'SELECT '
|
|
. htmlspecialchars(implode(", ", $select_clauses)) . "\n";
|
|
}
|
|
return $select_clause;
|
|
}
|
|
|
|
/**
|
|
* Provides WHERE clause for building SQL query
|
|
*
|
|
* @return string Where clause
|
|
*/
|
|
private function _getWhereClause()
|
|
{
|
|
$where_clause = '';
|
|
$criteria_cnt = 0;
|
|
for (
|
|
$column_index = 0;
|
|
$column_index < $this->_criteria_column_count;
|
|
$column_index++
|
|
) {
|
|
if (! empty($this->_formColumns[$column_index])
|
|
&& ! empty($this->_formCriterions[$column_index])
|
|
&& $column_index
|
|
&& isset($last_where)
|
|
&& isset($this->_formAndOrCols)
|
|
) {
|
|
$where_clause .= ' '
|
|
. mb_strtoupper($this->_formAndOrCols[$last_where])
|
|
. ' ';
|
|
}
|
|
if (! empty($this->_formColumns[$column_index])
|
|
&& ! empty($this->_formCriterions[$column_index])
|
|
) {
|
|
$where_clause .= '(' . $this->_formColumns[$column_index] . ' '
|
|
. $this->_formCriterions[$column_index] . ')';
|
|
$last_where = $column_index;
|
|
$criteria_cnt++;
|
|
}
|
|
} // end for
|
|
if ($criteria_cnt > 1) {
|
|
$where_clause = '(' . $where_clause . ')';
|
|
}
|
|
// OR rows ${'cur' . $or}[$column_index]
|
|
if (! isset($this->_formAndOrRows)) {
|
|
$this->_formAndOrRows = array();
|
|
}
|
|
for (
|
|
$row_index = 0;
|
|
$row_index <= $this->_criteria_row_count;
|
|
$row_index++
|
|
) {
|
|
$criteria_cnt = 0;
|
|
$qry_orwhere = '';
|
|
$last_orwhere = '';
|
|
for (
|
|
$column_index = 0;
|
|
$column_index < $this->_criteria_column_count;
|
|
$column_index++
|
|
) {
|
|
if (! empty($this->_formColumns[$column_index])
|
|
&& ! empty($_REQUEST['Or' . $row_index][$column_index])
|
|
&& $column_index
|
|
) {
|
|
$qry_orwhere .= ' '
|
|
. mb_strtoupper(
|
|
$this->_formAndOrCols[$last_orwhere]
|
|
)
|
|
. ' ';
|
|
}
|
|
if (! empty($this->_formColumns[$column_index])
|
|
&& ! empty($_REQUEST['Or' . $row_index][$column_index])
|
|
) {
|
|
$qry_orwhere .= '(' . $this->_formColumns[$column_index]
|
|
. ' '
|
|
. $_REQUEST['Or' . $row_index][$column_index]
|
|
. ')';
|
|
$last_orwhere = $column_index;
|
|
$criteria_cnt++;
|
|
}
|
|
} // end for
|
|
if ($criteria_cnt > 1) {
|
|
$qry_orwhere = '(' . $qry_orwhere . ')';
|
|
}
|
|
if (! empty($qry_orwhere)) {
|
|
$where_clause .= "\n"
|
|
. mb_strtoupper(
|
|
isset($this->_formAndOrRows[$row_index])
|
|
? $this->_formAndOrRows[$row_index] . ' '
|
|
: ''
|
|
)
|
|
. $qry_orwhere;
|
|
} // end if
|
|
} // end for
|
|
|
|
if (! empty($where_clause) && $where_clause != '()') {
|
|
$where_clause = 'WHERE ' . htmlspecialchars($where_clause) . "\n";
|
|
} // end if
|
|
return $where_clause;
|
|
}
|
|
|
|
/**
|
|
* Provides ORDER BY clause for building SQL query
|
|
*
|
|
* @return string Order By clause
|
|
*/
|
|
private function _getOrderByClause()
|
|
{
|
|
$orderby_clause = '';
|
|
$orderby_clauses = array();
|
|
|
|
// Create copy of instance variables
|
|
$columns = $this->_formColumns;
|
|
$sort = $this->_formSorts;
|
|
$sortOrder = $this->_formSortOrders;
|
|
if (!empty($sortOrder)
|
|
&& count($sortOrder) == count($sort)
|
|
&& count($sortOrder) == count($columns)
|
|
) {
|
|
// Sort all three arrays based on sort order
|
|
array_multisort($sortOrder, $sort, $columns);
|
|
}
|
|
|
|
for (
|
|
$column_index = 0;
|
|
$column_index < $this->_criteria_column_count;
|
|
$column_index++
|
|
) {
|
|
// if all columns are chosen with * selector,
|
|
// then sorting isn't available
|
|
// Fix for Bug #570698
|
|
if (empty($columns[$column_index])
|
|
&& empty($sort[$column_index])
|
|
) {
|
|
continue;
|
|
}
|
|
|
|
if (mb_substr($columns[$column_index], -2) == '.*') {
|
|
continue;
|
|
}
|
|
|
|
if (! empty($sort[$column_index])) {
|
|
$orderby_clauses[] = $columns[$column_index] . ' '
|
|
. $sort[$column_index];
|
|
}
|
|
} // end for
|
|
if (!empty($orderby_clauses)) {
|
|
$orderby_clause = 'ORDER BY '
|
|
. htmlspecialchars(implode(", ", $orderby_clauses)) . "\n";
|
|
}
|
|
return $orderby_clause;
|
|
}
|
|
|
|
/**
|
|
* Provides UNIQUE columns and INDEX columns present in criteria tables
|
|
*
|
|
* @param array $search_tables Tables involved in the search
|
|
* @param array $search_columns Columns involved in the search
|
|
* @param array $where_clause_columns Columns having criteria where clause
|
|
*
|
|
* @return array having UNIQUE and INDEX columns
|
|
*/
|
|
private function _getIndexes($search_tables, $search_columns,
|
|
$where_clause_columns
|
|
) {
|
|
$unique_columns = array();
|
|
$index_columns = array();
|
|
|
|
foreach ($search_tables as $table) {
|
|
$indexes = $GLOBALS['dbi']->getTableIndexes($this->_db, $table);
|
|
foreach ($indexes as $index) {
|
|
$column = $table . '.' . $index['Column_name'];
|
|
if (isset($search_columns[$column])) {
|
|
if ($index['Non_unique'] == 0) {
|
|
if (isset($where_clause_columns[$column])) {
|
|
$unique_columns[$column] = 'Y';
|
|
} else {
|
|
$unique_columns[$column] = 'N';
|
|
}
|
|
} else {
|
|
if (isset($where_clause_columns[$column])) {
|
|
$index_columns[$column] = 'Y';
|
|
} else {
|
|
$index_columns[$column] = 'N';
|
|
}
|
|
}
|
|
}
|
|
} // end while (each index of a table)
|
|
} // end while (each table)
|
|
|
|
return array(
|
|
'unique' => $unique_columns,
|
|
'index' => $index_columns
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Provides UNIQUE columns and INDEX columns present in criteria tables
|
|
*
|
|
* @param array $search_tables Tables involved in the search
|
|
* @param array $search_columns Columns involved in the search
|
|
* @param array $where_clause_columns Columns having criteria where clause
|
|
*
|
|
* @return array having UNIQUE and INDEX columns
|
|
*/
|
|
private function _getLeftJoinColumnCandidates($search_tables, $search_columns,
|
|
$where_clause_columns
|
|
) {
|
|
$GLOBALS['dbi']->selectDb($this->_db);
|
|
|
|
// Get unique columns and index columns
|
|
$indexes = $this->_getIndexes(
|
|
$search_tables, $search_columns, $where_clause_columns
|
|
);
|
|
$unique_columns = $indexes['unique'];
|
|
$index_columns = $indexes['index'];
|
|
|
|
list($candidate_columns, $needsort)
|
|
= $this->_getLeftJoinColumnCandidatesBest(
|
|
$search_tables,
|
|
$where_clause_columns,
|
|
$unique_columns,
|
|
$index_columns
|
|
);
|
|
|
|
// If we came up with $unique_columns (very good) or $index_columns (still
|
|
// good) as $candidate_columns we want to check if we have any 'Y' there
|
|
// (that would mean that they were also found in the whereclauses
|
|
// which would be great). if yes, we take only those
|
|
if ($needsort != 1) {
|
|
return $candidate_columns;
|
|
}
|
|
|
|
$very_good = array();
|
|
$still_good = array();
|
|
foreach ($candidate_columns as $column => $is_where) {
|
|
$table = explode('.', $column);
|
|
$table = $table[0];
|
|
if ($is_where == 'Y') {
|
|
$very_good[$column] = $table;
|
|
} else {
|
|
$still_good[$column] = $table;
|
|
}
|
|
}
|
|
if (count($very_good) > 0) {
|
|
$candidate_columns = $very_good;
|
|
// Candidates restricted in index+where
|
|
} else {
|
|
$candidate_columns = $still_good;
|
|
// None of the candidates where in a where-clause
|
|
}
|
|
|
|
return $candidate_columns;
|
|
}
|
|
|
|
/**
|
|
* Provides the main table to form the LEFT JOIN clause
|
|
*
|
|
* @param array $search_tables Tables involved in the search
|
|
* @param array $search_columns Columns involved in the search
|
|
* @param array $where_clause_columns Columns having criteria where clause
|
|
* @param array $where_clause_tables Tables having criteria where clause
|
|
*
|
|
* @return string table name
|
|
*/
|
|
private function _getMasterTable($search_tables, $search_columns,
|
|
$where_clause_columns, $where_clause_tables
|
|
) {
|
|
if (count($where_clause_tables) == 1) {
|
|
// If there is exactly one column that has a decent where-clause
|
|
// we will just use this
|
|
$master = key($where_clause_tables);
|
|
return $master;
|
|
}
|
|
|
|
// Now let's find out which of the tables has an index
|
|
// (When the control user is the same as the normal user
|
|
// because he is using one of his databases as pmadb,
|
|
// the last db selected is not always the one where we need to work)
|
|
$candidate_columns = $this->_getLeftJoinColumnCandidates(
|
|
$search_tables, $search_columns, $where_clause_columns
|
|
);
|
|
|
|
// Generally, we need to display all the rows of foreign (referenced)
|
|
// table, whether they have any matching row in child table or not.
|
|
// So we select candidate tables which are foreign tables.
|
|
$foreign_tables = array();
|
|
foreach ($candidate_columns as $one_table) {
|
|
$foreigners = PMA_getForeigners($this->_db, $one_table);
|
|
foreach ($foreigners as $key => $foreigner) {
|
|
if ($key != 'foreign_keys_data') {
|
|
if (in_array($foreigner['foreign_table'], $candidate_columns)) {
|
|
$foreign_tables[$foreigner['foreign_table']]
|
|
= $foreigner['foreign_table'];
|
|
}
|
|
continue;
|
|
}
|
|
foreach ($foreigner as $one_key) {
|
|
if (in_array($one_key['ref_table_name'], $candidate_columns)) {
|
|
$foreign_tables[$one_key['ref_table_name']]
|
|
= $one_key['ref_table_name'];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (count($foreign_tables)) {
|
|
$candidate_columns = $foreign_tables;
|
|
}
|
|
|
|
// If our array of candidates has more than one member we'll just
|
|
// find the smallest table.
|
|
// Of course the actual query would be faster if we check for
|
|
// the Criteria which gives the smallest result set in its table,
|
|
// but it would take too much time to check this
|
|
if (!(count($candidate_columns) > 1)) {
|
|
// Only one single candidate
|
|
return reset($candidate_columns);
|
|
}
|
|
|
|
// Of course we only want to check each table once
|
|
$checked_tables = $candidate_columns;
|
|
$tsize = array();
|
|
$maxsize = -1;
|
|
$result = '';
|
|
foreach ($candidate_columns as $table) {
|
|
if ($checked_tables[$table] != 1) {
|
|
$_table = new Table($table, $this->_db);
|
|
$tsize[$table] = $_table->countRecords();
|
|
$checked_tables[$table] = 1;
|
|
}
|
|
if ($tsize[$table] > $maxsize) {
|
|
$maxsize = $tsize[$table];
|
|
$result = $table;
|
|
}
|
|
}
|
|
// Return largest table
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Provides columns and tables that have valid where clause criteria
|
|
*
|
|
* @return array
|
|
*/
|
|
private function _getWhereClauseTablesAndColumns()
|
|
{
|
|
$where_clause_columns = array();
|
|
$where_clause_tables = array();
|
|
|
|
// Now we need all tables that we have in the where clause
|
|
for (
|
|
$column_index = 0, $nb = count($this->_criteria);
|
|
$column_index < $nb;
|
|
$column_index++
|
|
) {
|
|
$current_table = explode('.', $_POST['criteriaColumn'][$column_index]);
|
|
if (empty($current_table[0]) || empty($current_table[1])) {
|
|
continue;
|
|
} // end if
|
|
$table = str_replace('`', '', $current_table[0]);
|
|
$column = str_replace('`', '', $current_table[1]);
|
|
$column = $table . '.' . $column;
|
|
// Now we know that our array has the same numbers as $criteria
|
|
// we can check which of our columns has a where clause
|
|
if (! empty($this->_criteria[$column_index])) {
|
|
if (mb_substr($this->_criteria[$column_index], 0, 1) == '='
|
|
|| stristr($this->_criteria[$column_index], 'is')
|
|
) {
|
|
$where_clause_columns[$column] = $column;
|
|
$where_clause_tables[$table] = $table;
|
|
}
|
|
} // end if
|
|
} // end for
|
|
return array(
|
|
'where_clause_tables' => $where_clause_tables,
|
|
'where_clause_columns' => $where_clause_columns
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Provides FROM clause for building SQL query
|
|
*
|
|
* @param array $formColumns List of selected columns in the form
|
|
*
|
|
* @return string FROM clause
|
|
*/
|
|
private function _getFromClause($formColumns)
|
|
{
|
|
$from_clause = '';
|
|
if (empty($formColumns)) {
|
|
return $from_clause;
|
|
}
|
|
|
|
// Initialize some variables
|
|
$search_tables = $search_columns = array();
|
|
|
|
// We only start this if we have fields, otherwise it would be dumb
|
|
foreach ($formColumns as $value) {
|
|
$parts = explode('.', $value);
|
|
if (! empty($parts[0]) && ! empty($parts[1])) {
|
|
$table = str_replace('`', '', $parts[0]);
|
|
$search_tables[$table] = $table;
|
|
$search_columns[] = $table . '.' . str_replace(
|
|
'`', '', $parts[1]
|
|
);
|
|
}
|
|
} // end while
|
|
|
|
// Create LEFT JOINS out of Relations
|
|
$from_clause = $this->_getJoinForFromClause(
|
|
$search_tables, $search_columns
|
|
);
|
|
|
|
// In case relations are not defined, just generate the FROM clause
|
|
// from the list of tables, however we don't generate any JOIN
|
|
if (empty($from_clause)) {
|
|
// Create cartesian product
|
|
$from_clause = implode(
|
|
", ", array_map('PMA\libraries\Util::backquote', $search_tables)
|
|
);
|
|
}
|
|
|
|
return $from_clause;
|
|
}
|
|
|
|
/**
|
|
* Formulates the WHERE clause by JOINing tables
|
|
*
|
|
* @param array $searchTables Tables involved in the search
|
|
* @param array $searchColumns Columns involved in the search
|
|
*
|
|
* @return string table name
|
|
*/
|
|
private function _getJoinForFromClause($searchTables, $searchColumns)
|
|
{
|
|
// $relations[master_table][foreign_table] => clause
|
|
$relations = array();
|
|
|
|
// Fill $relations with inter table relationship data
|
|
foreach ($searchTables as $oneTable) {
|
|
$this->_loadRelationsForTable($relations, $oneTable);
|
|
}
|
|
|
|
// Get tables and columns with valid where clauses
|
|
$validWhereClauses = $this->_getWhereClauseTablesAndColumns();
|
|
$whereClauseTables = $validWhereClauses['where_clause_tables'];
|
|
$whereClauseColumns = $validWhereClauses['where_clause_columns'];
|
|
|
|
// Get master table
|
|
$master = $this->_getMasterTable(
|
|
$searchTables, $searchColumns,
|
|
$whereClauseColumns, $whereClauseTables
|
|
);
|
|
|
|
// Will include master tables and all tables that can be combined into
|
|
// a cluster by their relation
|
|
$finalized = array();
|
|
if (strlen($master) > 0) {
|
|
// Add master tables
|
|
$finalized[$master] = '';
|
|
}
|
|
// Fill the $finalized array with JOIN clauses for each table
|
|
$this->_fillJoinClauses($finalized, $relations, $searchTables);
|
|
|
|
// JOIN clause
|
|
$join = '';
|
|
|
|
// Tables that can not be combined with the table cluster
|
|
// which includes master table
|
|
$unfinalized = array_diff($searchTables, array_keys($finalized));
|
|
if (count($unfinalized) > 0) {
|
|
|
|
// We need to look for intermediary tables to JOIN unfinalized tables
|
|
// Heuristic to chose intermediary tables is to look for tables
|
|
// having relationships with unfinalized tables
|
|
foreach ($unfinalized as $oneTable) {
|
|
|
|
$references = PMA_getChildReferences($this->_db, $oneTable);
|
|
foreach ($references as $column => $columnReferences) {
|
|
foreach ($columnReferences as $reference) {
|
|
|
|
// Only from this schema
|
|
if ($reference['table_schema'] != $this->_db) {
|
|
continue;
|
|
}
|
|
|
|
$table = $reference['table_name'];
|
|
|
|
$this->_loadRelationsForTable($relations, $table);
|
|
|
|
// Make copies
|
|
$tempFinalized = $finalized;
|
|
$tempSearchTables = $searchTables;
|
|
$tempSearchTables[] = $table;
|
|
|
|
// Try joining with the added table
|
|
$this->_fillJoinClauses(
|
|
$tempFinalized, $relations, $tempSearchTables
|
|
);
|
|
|
|
$tempUnfinalized = array_diff(
|
|
$tempSearchTables, array_keys($tempFinalized)
|
|
);
|
|
// Take greedy approach.
|
|
// If the unfinalized count drops we keep the new table
|
|
// and switch temporary varibles with the original ones
|
|
if (count($tempUnfinalized) < count($unfinalized)) {
|
|
$finalized = $tempFinalized;
|
|
$searchTables = $tempSearchTables;
|
|
}
|
|
|
|
// We are done if no unfinalized tables anymore
|
|
if (count($tempUnfinalized) == 0) {
|
|
break 3;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
$unfinalized = array_diff($searchTables, array_keys($finalized));
|
|
// If there are still unfinalized tables
|
|
if (count($unfinalized) > 0) {
|
|
// Add these tables as cartesian product before joined tables
|
|
$join .= implode(
|
|
', ', array_map('Util::backquote', $unfinalized)
|
|
);
|
|
}
|
|
}
|
|
|
|
$first = true;
|
|
// Add joined tables
|
|
foreach ($finalized as $table => $clause) {
|
|
if ($first) {
|
|
if (! empty($join)) {
|
|
$join .= ", ";
|
|
}
|
|
$join .= Util::backquote($table);
|
|
$first = false;
|
|
} else {
|
|
$join .= "\n LEFT JOIN " . Util::backquote(
|
|
$table
|
|
) . " ON " . $clause;
|
|
}
|
|
}
|
|
|
|
return $join;
|
|
}
|
|
|
|
/**
|
|
* Loads relations for a given table into the $relations array
|
|
*
|
|
* @param array &$relations array of relations
|
|
* @param string $oneTable the table
|
|
*
|
|
* @return void
|
|
*/
|
|
private function _loadRelationsForTable(&$relations, $oneTable)
|
|
{
|
|
$relations[$oneTable] = array();
|
|
|
|
$foreigners = PMA_getForeigners($GLOBALS['db'], $oneTable);
|
|
foreach ($foreigners as $field => $foreigner) {
|
|
// Foreign keys data
|
|
if ($field == 'foreign_keys_data') {
|
|
foreach ($foreigner as $oneKey) {
|
|
$clauses = array();
|
|
// There may be multiple column relations
|
|
foreach ($oneKey['index_list'] as $index => $oneField) {
|
|
$clauses[]
|
|
= Util::backquote($oneTable) . "."
|
|
. Util::backquote($oneField) . " = "
|
|
. Util::backquote($oneKey['ref_table_name']) . "."
|
|
. Util::backquote($oneKey['ref_index_list'][$index]);
|
|
}
|
|
// Combine multiple column relations with AND
|
|
$relations[$oneTable][$oneKey['ref_table_name']]
|
|
= implode(" AND ", $clauses);
|
|
}
|
|
} else { // Internal relations
|
|
$relations[$oneTable][$foreigner['foreign_table']]
|
|
= Util::backquote($oneTable) . "."
|
|
. Util::backquote($field) . " = "
|
|
. Util::backquote($foreigner['foreign_table']) . "."
|
|
. Util::backquote($foreigner['foreign_field']);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Fills the $finalized arrays with JOIN clauses for each of the tables
|
|
*
|
|
* @param array &$finalized JOIN clauses for each table
|
|
* @param array $relations Relations among tables
|
|
* @param array $searchTables Tables involved in the search
|
|
*
|
|
* @return void
|
|
*/
|
|
private function _fillJoinClauses(&$finalized, $relations, $searchTables)
|
|
{
|
|
while (true) {
|
|
$added = false;
|
|
foreach ($searchTables as $masterTable) {
|
|
$foreignData = $relations[$masterTable];
|
|
foreach ($foreignData as $foreignTable => $clause) {
|
|
if (! isset($finalized[$masterTable])
|
|
&& isset($finalized[$foreignTable])
|
|
) {
|
|
$finalized[$masterTable] = $clause;
|
|
$added = true;
|
|
} elseif (! isset($finalized[$foreignTable])
|
|
&& isset($finalized[$masterTable])
|
|
&& in_array($foreignTable, $searchTables)
|
|
) {
|
|
$finalized[$foreignTable] = $clause;
|
|
$added = true;
|
|
}
|
|
if ($added) {
|
|
// We are done if all tables are in $finalized
|
|
if (count($finalized) == count($searchTables)) {
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
// If no new tables were added during this iteration, break;
|
|
if (! $added) {
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Provides the generated SQL query
|
|
*
|
|
* @param array $formColumns List of selected columns in the form
|
|
*
|
|
* @return string SQL query
|
|
*/
|
|
private function _getSQLQuery($formColumns)
|
|
{
|
|
$sql_query = '';
|
|
// get SELECT clause
|
|
$sql_query .= $this->_getSelectClause();
|
|
// get FROM clause
|
|
$from_clause = $this->_getFromClause($formColumns);
|
|
if (! empty($from_clause)) {
|
|
$sql_query .= 'FROM ' . htmlspecialchars($from_clause) . "\n";
|
|
}
|
|
// get WHERE clause
|
|
$sql_query .= $this->_getWhereClause();
|
|
// get ORDER BY clause
|
|
$sql_query .= $this->_getOrderByClause();
|
|
return $sql_query;
|
|
}
|
|
|
|
/**
|
|
* Provides the generated QBE form
|
|
*
|
|
* @return string QBE form
|
|
*/
|
|
public function getSelectionForm()
|
|
{
|
|
$html_output = '<form action="db_qbe.php" method="post" id="formQBE" '
|
|
. 'class="lock-page">';
|
|
$html_output .= '<fieldset>';
|
|
|
|
if ($GLOBALS['cfgRelation']['savedsearcheswork']) {
|
|
$html_output .= $this->_getSavedSearchesField();
|
|
}
|
|
|
|
$html_output .= '<table class="data" style="width: 100%;">';
|
|
// Get table's <tr> elements
|
|
$html_output .= $this->_getColumnNamesRow();
|
|
$html_output .= $this->_getColumnAliasRow();
|
|
$html_output .= $this->_getShowRow();
|
|
$html_output .= $this->_getSortRow();
|
|
$html_output .= $this->_getSortOrder();
|
|
$html_output .= $this->_getCriteriaInputboxRow();
|
|
$html_output .= $this->_getInsDelAndOrCriteriaRows();
|
|
$html_output .= $this->_getModifyColumnsRow();
|
|
$html_output .= '</table>';
|
|
$this->_new_row_count--;
|
|
$url_params = array();
|
|
$url_params['db'] = $this->_db;
|
|
$url_params['criteriaColumnCount'] = $this->_new_column_count;
|
|
$url_params['rows'] = $this->_new_row_count;
|
|
$html_output .= URL::getHiddenInputs($url_params);
|
|
$html_output .= '</fieldset>';
|
|
// get footers
|
|
$html_output .= $this->_getTableFooters();
|
|
// get tables select list
|
|
$html_output .= $this->_getTablesList();
|
|
$html_output .= '</form>';
|
|
$html_output .= '<form action="db_qbe.php" method="post" class="lock-page">';
|
|
$html_output .= URL::getHiddenInputs(array('db' => $this->_db));
|
|
// get SQL query
|
|
$html_output .= '<div class="floatleft" style="width:50%">';
|
|
$html_output .= '<fieldset>';
|
|
$html_output .= '<legend>'
|
|
. sprintf(
|
|
__('SQL query on database <b>%s</b>:'),
|
|
Util::getDbLink($this->_db)
|
|
);
|
|
$html_output .= '</legend>';
|
|
$text_dir = 'ltr';
|
|
$html_output .= '<textarea cols="80" name="sql_query" id="textSqlquery"'
|
|
. ' rows="' . ((count($this->_criteriaTables) > 30) ? '15' : '7') . '"'
|
|
. ' dir="' . $text_dir . '">';
|
|
|
|
if (empty($this->_formColumns)) {
|
|
$this->_formColumns = array();
|
|
}
|
|
$html_output .= $this->_getSQLQuery($this->_formColumns);
|
|
|
|
$html_output .= '</textarea>';
|
|
$html_output .= '</fieldset>';
|
|
// displays form's footers
|
|
$html_output .= '<fieldset class="tblFooters">';
|
|
$html_output .= '<input type="hidden" name="submit_sql" value="1" />';
|
|
$html_output .= '<input type="submit" value="' . __('Submit Query') . '" />';
|
|
$html_output .= '</fieldset>';
|
|
$html_output .= '</div>';
|
|
$html_output .= '</form>';
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Get fields to display
|
|
*
|
|
* @return string
|
|
*/
|
|
private function _getSavedSearchesField()
|
|
{
|
|
$html_output = __('Saved bookmarked search:');
|
|
$html_output .= ' <select name="searchId" id="searchId">';
|
|
$html_output .= '<option value="">' . __('New bookmark') . '</option>';
|
|
|
|
$currentSearch = $this->_getCurrentSearch();
|
|
$currentSearchId = null;
|
|
$currentSearchName = null;
|
|
if (null != $currentSearch) {
|
|
$currentSearchId = $currentSearch->getId();
|
|
$currentSearchName = $currentSearch->getSearchName();
|
|
}
|
|
|
|
foreach ($this->_savedSearchList as $id => $name) {
|
|
$html_output .= '<option value="' . htmlspecialchars($id)
|
|
. '" ' . (
|
|
$id == $currentSearchId
|
|
? 'selected="selected" '
|
|
: ''
|
|
)
|
|
. '>'
|
|
. htmlspecialchars($name)
|
|
. '</option>';
|
|
}
|
|
$html_output .= '</select>';
|
|
$html_output .= '<input type="text" name="searchName" id="searchName" '
|
|
. 'value="' . htmlspecialchars($currentSearchName) . '" />';
|
|
$html_output .= '<input type="hidden" name="action" id="action" value="" />';
|
|
$html_output .= '<input type="submit" name="saveSearch" id="saveSearch" '
|
|
. 'value="' . __('Create bookmark') . '" />';
|
|
if (null !== $currentSearchId) {
|
|
$html_output .= '<input type="submit" name="updateSearch" '
|
|
. 'id="updateSearch" value="' . __('Update bookmark') . '" />';
|
|
$html_output .= '<input type="submit" name="deleteSearch" '
|
|
. 'id="deleteSearch" value="' . __('Delete bookmark') . '" />';
|
|
}
|
|
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Initialize _criteria_column_count
|
|
*
|
|
* @return int Previous number of columns
|
|
*/
|
|
private function _initializeCriteriasCount()
|
|
{
|
|
// sets column count
|
|
$criteriaColumnCount = PMA_ifSetOr(
|
|
$_REQUEST['criteriaColumnCount'],
|
|
3,
|
|
'numeric'
|
|
);
|
|
$criteriaColumnAdd = PMA_ifSetOr(
|
|
$_REQUEST['criteriaColumnAdd'],
|
|
0,
|
|
'numeric'
|
|
);
|
|
$this->_criteria_column_count = max(
|
|
$criteriaColumnCount + $criteriaColumnAdd,
|
|
0
|
|
);
|
|
|
|
// sets row count
|
|
$rows = PMA_ifSetOr($_REQUEST['rows'], 0, 'numeric');
|
|
$criteriaRowAdd = PMA_ifSetOr($_REQUEST['criteriaRowAdd'], 0, 'numeric');
|
|
$this->_criteria_row_count = min(
|
|
100,
|
|
max($rows + $criteriaRowAdd, 0)
|
|
);
|
|
|
|
return $criteriaColumnCount;
|
|
}
|
|
|
|
/**
|
|
* Get best
|
|
*
|
|
* @param array $search_tables Tables involved in the search
|
|
* @param array $where_clause_columns Columns with where clause
|
|
* @param array $unique_columns Unique columns
|
|
* @param array $index_columns Indexed columns
|
|
*
|
|
* @return array
|
|
*/
|
|
private function _getLeftJoinColumnCandidatesBest(
|
|
$search_tables, $where_clause_columns, $unique_columns, $index_columns
|
|
) {
|
|
// now we want to find the best.
|
|
if (isset($unique_columns) && count($unique_columns) > 0) {
|
|
$candidate_columns = $unique_columns;
|
|
$needsort = 1;
|
|
return array($candidate_columns, $needsort);
|
|
} elseif (isset($index_columns) && count($index_columns) > 0) {
|
|
$candidate_columns = $index_columns;
|
|
$needsort = 1;
|
|
return array($candidate_columns, $needsort);
|
|
} elseif (isset($where_clause_columns) && count($where_clause_columns) > 0) {
|
|
$candidate_columns = $where_clause_columns;
|
|
$needsort = 0;
|
|
return array($candidate_columns, $needsort);
|
|
} else {
|
|
$candidate_columns = $search_tables;
|
|
$needsort = 0;
|
|
return array($candidate_columns, $needsort);
|
|
}
|
|
}
|
|
}
|